<template>
  <div class="icons">
    <swiper :options="swiperOption1" v-if="ShowSwiper">
      <swiper-slide v-for="(page , index) in pages" :key="page.index">
        <div class="icon" v-for="item in page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src="item.imgUrl"
                 :alt="item.desc"
                 style="opacity: 1;">
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
     <!-- <div class="swiper-pagination" slot="pagination"></div>-->
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
    iconsList: Array
  },
  data () {
    return {
      swiperOption1: {
        pagination: '.swiper-pagination',
        loop: true
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.iconsList.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    },
    ShowSwiper () {
      return this.iconsList.length
    }
  }
}
</script>

<style lang="stylus" scoped>
  @import "~style/varibles"
  @import "~style/mixins"
  .icons>>>.swiper-pagination-bullet-active
    background #808fbe
  .icons >>> .swiper-slide
    height 0
    width 100%
    padding-bottom 50%

  .icon
    position relative
    overflow hidden
    float left
    width 25%
    height 0
    padding-bottom 25%

    .icon-img
      width 100%
      position absolute
      top 0
      left 0
      right 0
      bottom .44rem

      .icon-img-content
        height 100%
        display block
        margin 0 auto

    .icon-desc
      position absolute
      left 0
      right 0
      bottom 0
      height .44rem
      line-height .44rem
      color $darkTextColor
      text-align center
      ellipsis()

</style>
